<template>
  <el-dialog :visible="isShow" title="分配权限" @close="closeEvent">
    <!-- default-checked-keys:默认设置(特性:如果它的值为空数组,你改变值了它会立马渲染,但是如果不是空数组你再修改,它不渲染了) 
    el-tree设置
       node-key="当前数据的唯一标识,一般也是对应选中该项数据后的值"
       default-checked-keys:默认设置哪个项选中
       el-tree   ref=tree
       可以通过this.$refs.tree.setCheckedKeys([需要选中项的id值])
       可以通过this.$refs.tree.getCheckedKeys()获取当前的已选择项
       check-strictly:是否父子选择关联,默认false    
    
    -->
    <el-tree
      ref="tree"
      node-key="id"
      :default-checked-keys="permIds"
      :data="treeData"
      :props="{ label: 'name' }"
      show-checkbox
      check-strictly
    ></el-tree>

    <template>
      <div>
        <el-button @click="closeEvent">取消</el-button>
        <el-button type="primary" @click="submit">确定</el-button>
      </div>
    </template>
  </el-dialog>
</template>
<script>
import { sysPermission } from "@/api/permission.js";
import { sysRoleGet, sysRolePut, sysRoleAssignPrem } from "@/api/setting.js";
export default {
  props: {
    isShow: {
      type: Boolean,
      default: false,
    },
  },
  data() {
    return {
      treeData: [],
      permIds: [],
      info: {},
      id: "",
    };
  },
  created() {
    this.getData();
  },
  methods: {
    closeEvent() {
      this.$emit("update:isShow", false);
      // this.permIds = []
      // 清空默认勾选
      this.$refs.tree.setCheckedKeys([]);
    },
    async getData() {
      const res = await sysPermission();
      this.treeData = this.changeTreeData(res.data, "0");
    },
    changeTreeData(arr, str) {
      return arr.filter((item) => {
        if (item.pid === str) {
          item.children = this.changeTreeData(arr, item.id);
          return true;
        }
      });
    },
    // 获取角色详情
    async getRoleInfo(id) {
      this.id = id;
      const res = await sysRoleGet(id);
      // this.permIds = res.data.permIds
      this.info = res.data;
      this.$refs.tree.setCheckedKeys(res.data.permIds);
      console.log("角色详情", res);
    },
    // 确定点击
    async submit() {
      // await sysRolePut({
      //   ...this.info,
      //   permIds: this.$refs.tree.getCheckedKeys()
      // })
      await sysRoleAssignPrem({
        id: this.id,
        permIds: this.$refs.tree.getCheckedKeys(),
      });
      this.$message.success("更新权限成功");
      this.closeEvent();
      console.log(this.$refs.tree.getCheckedKeys());
    },
  },
};
</script>
<style></style>
